Wristwatch screen



FIG. 1 is a top plan view of a wristwatch screen, showing our new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a side view thereof from the left of FIG. 2;

FIG. 4 is a side elevational view thereof from the right of FIG. 2;

FIG. 5 is a view thereof from the top of FIG. 2;

FIG. 6 is a view thereof from the bottom of FIG. 2; and,

FIG. 7 is a top and side perspective view thereof.

The broken line showing of a wristwatch case is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a wristwatch screen, as shown. 